Samuel maxwell



azjEMsmoc chains, screws, &c., on vessels.

I U I ED-STATES;

SAMUEL MAXWELL, or

com ost-nos 'FQR ReM'oviNc. cum FR'OIM MACHINERY.

BALTIMORE, MARYLAND.

I v Specification forming m of Letters Patent No. 23.00;, dated A msi, 1860. j

To rtZZ whom it may concern:-

Be a known that 1, SAMUEL MAXW'ELL, of'

the city and county of Baltimore, and State of -Maryland, have discovered certain new and useful Composition of Materials for Removing Gummy Matter from Machinery, &c.; and I do hereby declare that the following is a full, clear, and exact description of the same.

In the employment of oil or fatty matter for lubricating machinery it very frequently ocours that in the intervals of using said machinery a gummy matter is formed and hardened as to interfere materially with the work ing of the same. in machinery exposed to the influence of seaair, salt-water, 8tc.as in pulleys of tiller- To remove this gum by scraping is attended with expense and inconvenience, and to remove it by potash or. soda subjects .the article to rust. My improvement, therefore, is designed and does effect the removal of the gum, and at the same time keeps the article to which it is applied bright and clean, serving,'still further, as a lubricator.

The composition is as follows: For a cask of thirty gallons, take thirty pounds quicklinie, one pound calcined magnesia, one poundflowers of sulphur, one pound powdered French chalk, one-fourth pound hartshorn, (carbonate ammonia,) and one-half pound chloride of This peculiarity occurs.

limes I Put these materials in a thirty-gallon barrel and add about fifteen gallons of water. Let it stand about twenty-four. hours, being well stirred during that time. Then add eight gallons whale-oil and seven gallons of melted is ready for use.

' In the application of the composition for re moving the gum, after, shaking the material Haviug described the character of my imdesire to secure by Letters Patent, is-

The composition of ingredients and the process of admixture thereof, substantially as set forth, and for the purposes specified, of removing gummy matter from machinery, 800.

my name before two subscribing witnesses.

Witnesses:

JOHNF. CLARK, EDM. F. BRowN. w

tallow or other fat. Mix well together and it 7 well in a bottle or other suitable vessel, the

journal, screw, or cog-wheels are annointed fected by the previously-applied composition. I

provement, what I claim as my invention, and. r ,w

In testimony whereof Ihave hereunto signed SAMUEL MAXWELL. 3 

